Answer:
Er... um... huh?
Step-by-step explanation:
It's the slope-point formula:

We have:

Therefore, the slope 
Answer:
Step-by-step explanation:
A number is at least 65. It means the number n can be 65 or greater.
<u>Its translation is:</u>
<em>The answer options don't have this included.</em>
There are 9 whole numbers in between 20 and 30
Slope = (y2 - y1)/(x2 - x1) = (10 - 70)/(5 - (-15)) = -60/(5 + 15) = -60/20 = -3